As the general price level in an economy rises, the aggregate quantity demanded of goods and services falls because
A
the prices of domestic goods have risen relative to foreign goods, causing exports to fall and imports to rise.
B
higher interest rates caused by an increase in the demand for money balances causes a reduction in current investment and consumption.
C
the value of money will fall, reducing the real wealth and, thus, the consumption of persons holding money balances.
D
all of the above are correct.